#abc175b
n=int(input())
l=list(map(int,input().split()))
l.sort()
cnt=0
for i in range(n):
 for j in range(i):
  for k in range(j):
   if l[k]!=l[j] and l[i]!=l[j] and l[k]+l[j]>l[i]:
    cnt+=1
print(cnt) n=int(input()) n int(input()) int input() input l=list(map(int,input().split())) l list(map(int,input().split())) list map(int,input().split()) map int input().split() ().split () input split l.sort() l.sort l sort cnt=0 cnt 0 for i in range(n):
 for j in range(i):
  for k in range(j):
   if l[k]!=l[j] and l[i]!=l[j] and l[k]+l[j]>l[i]:
    cnt+=1 i range(n) range n for j in range(i):
  for k in range(j):
   if l[k]!=l[j] and l[i]!=l[j] and l[k]+l[j]>l[i]:
    cnt+=1 j range(i) range i for k in range(j):
   if l[k]!=l[j] and l[i]!=l[j] and l[k]+l[j]>l[i]:
    cnt+=1 k range(j) range j if l[k]!=l[j] and l[i]!=l[j] and l[k]+l[j]>l[i]:
    cnt+=1 l[k]!=l[j] and l[i]!=l[j] and l[k]+l[j]>l[i] l[k]!=l[j] and l[i]!=l[j] l[k]!=l[j] l[k] l k l[j] l j l[i]!=l[j] l[i] l i l[j] l j l[k]+l[j]>l[i] l[k]+l[j] l[k] l k l[j] l j l[i] l i cnt+=1 cnt 1 print(cnt) print cnt l=list(map(int,input().split())) list(map(int,input().split())) l n=int(input()) int(input()) n cnt+=1 1 cnt cnt=0 0 cnt
#abc175b
n=int(input())
l=list(map(int,input().split()))
l.sort()
cnt=0
for i in range(n):
 for j in range(i):
  for k in range(j):
   if l[k]!=l[j] and l[i]!=l[j] and l[k]+l[j]>l[i]:
    cnt+=1
print(cnt)
